Risk Factors/Signs and Symptoms

Research is increasing regarding what we know about myelodysplastic syndromes. Scientists are learning more about its causes. Following are common risk factors for the disease:

Being male or white.

Being older than 60 years.

Past treatment with chemotherapy or radiation therapy.

Being exposed to certain chemicals, including tobacco smoke, pesticides, and solvents such as benzene.

Being exposed to heavy metals, such as mercury or lead.

Signs and Symptoms

Myelodysplastic syndromes often do not cause early symptoms and are sometimes found during a routine blood test. Other conditions may cause the same symptoms. A doctor should be consulted if any of the following problems occur: